WO2013022213A1 - Terminal device and access point access method of the terminal device - Google Patents

Terminal device and access point access method of the terminal device Download PDF

Info

Publication number
WO2013022213A1
WO2013022213A1 PCT/KR2012/006130 KR2012006130W WO2013022213A1 WO 2013022213 A1 WO2013022213 A1 WO 2013022213A1 KR 2012006130 W KR2012006130 W KR 2012006130W WO 2013022213 A1 WO2013022213 A1 WO 2013022213A1
Authority
WO
WIPO (PCT)
Prior art keywords
terminal device
list
access
aps
information
Prior art date
Application number
PCT/KR2012/006130
Other languages
English (en)
French (fr)
Inventor
Kwangwoo Lee
Sungkeun Lee
Euntack KIM
Original Assignee
Ahnlab, Inc.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ahnlab, Inc. filed Critical Ahnlab, Inc.
Publication of WO2013022213A1 publication Critical patent/WO2013022213A1/en

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery

Definitions

  • Embodiments of the present invention relate to a technology of detecting a position of a terminal device to control an access of the terminal device to an access point.
  • AP Access Point
  • Such an access control technology corresponds to a technology capable of maintaining the security of a company by allowing a mobile device to access only an approved AP within a company.
  • GPS Global Positioning System
  • base station information has been used in order to detect the position of a mobile device.
  • the method using base station information has too broad a cell coverage and is thus inappropriate for the determination on whether a mobile device is located within or out of a company.
  • Embodiments of the present invention are to provide a technology in which a terminal device receives an inside AP list from an AP management server, collects an accessible AP list, and then compares the inside AP list with the accessible AP list, so as to determine whether there is an overlap AP between the two lists.
  • the terminal device decides that the terminal device is located within a company or a predetermined area, so that it is possible to determine whether the terminal device is located within or out of a company (predetermined area).
  • embodiments of the present invention are to provide a technology in which, if it is determined that the terminal device is located within a company or a predetermined area, only when the access target AP is an AP included in the inside AP list, the access controller allows the terminal device to access an access target AP, which the terminal device 110 wants to access, so as to make it possible to guarantee the security within the company or the predetermined area.
  • embodiments of the present invention are to provide a technology in which, when the terminal device is located within the company or the predetermined area, the terminal device can help the AP management server to obtain an exact location within the company or the predetermined area by transmitting AP information of an AP having a strong signal intensity and signal intensity information of the AP to the AP management server.
  • a terminal device including: a list receiver for receiving an inside AP list including a plurality of APs located within a predetermined area; a list collector for collecting an accessible AP list including a plurality of accessible APs based on a current location of the terminal device; and a location determiner for comparing the inside AP list and the accessible AP list with each other, so as to determine whether the terminal device is located within the predetermined area.
  • a method of accessing an Access Point (AP) by a terminal device including: receiving an inside AP list including a plurality of APs located within a predetermined area from an Access Point (AP) management server; collecting an accessible AP list including a plurality of accessible APs based on a current location of the terminal device; and comparing the inside AP list and the accessible AP list with each other, so as to determine whether the terminal device is located within the predetermined area.
  • AP Access Point
  • a terminal device receives an inside AP list from an AP management server, collects an accessible AP list, and then compares the inside AP list with the accessible AP list, so as to determine whether there is an overlap AP between the two lists.
  • the terminal device decides that the terminal device is located within a company or a predetermined area, so that it is possible to determine whether the terminal device is located within or out of a company (predetermined area).
  • the access controller allows the terminal device to access an access target AP, which the terminal device 110 wants to access, only when the access target AP is an AP included in the inside AP list. As a result, it is possible to guarantee the security within the company or the predetermined area.
  • the terminal device when the terminal device is located within the company or the predetermined area, the terminal device can help the AP management server to obtain an exact location within the company or the predetermined area by transmitting AP information of an AP having a strong signal intensity and signal intensity information of the AP to the AP management server.
  • FIG. 1 is a block diagram illustrating a structure of a terminal device according to an embodiment of the present invention.
  • FIG. 2 is a flowchart illustrating a method of accessing an access point (AP) by a terminal device according to an embodiment of the present invention.
  • a component is “connected to” or “coupled to” another component, it shall be understood that a third component may exist between the components although the firstly referred-to component may be directly connected or coupled to the another embodiment. However, if it is described that a component is “directly connected to” or “directly coupled to” another component, it shall be understood that no other component exists between the components.
  • FIG. 1 is a block diagram illustrating a structure of a terminal device according to an embodiment of the present invention.
  • FIG. 1 shows a terminal device 110 and an access point (AP) management server 120.
  • AP access point
  • the terminal device 110 has a concept generally indicating a microprocessor based terminal device, such as a mobile communication terminal, a smart phone, a Personal Digital Assistant (PDA), or a notebook.
  • a microprocessor based terminal device such as a mobile communication terminal, a smart phone, a Personal Digital Assistant (PDA), or a notebook.
  • the terminal device 110 includes a list receiver 111, a list collector 112, and a location determiner 113.
  • the AP management server 120 may manage an inside AP list including a plurality of APs located within a company or a predetermined area.
  • the list receiver 111 receives the inside AP list, which includes the plurality of APs located within a company or a predetermined area, from the AP management server 120.
  • the list collector 112 collects an accessible AP list including a plurality of accessible APs based on the current location of the terminal device 110.
  • the location determiner 113 compares the inside AP list and the accessible AP list with each other, so as to determine whether the terminal device 110 is located within or out of a company (a predetermined area).
  • the location determiner 113 may include an overlap determiner 114 and a location decider 115.
  • the overlap determiner 114 determines whether there is an overlap AP between the inside AP list and the accessible AP list.
  • the location decider 115 decides that the terminal device 110 is located within a company or a predetermined area.
  • AP1, AP2, and AP3 are AP1, AP2, and AP3.
  • the AP management server 120 manages the inside AP list including AP1, AP2, and AP3 and may transmit the inside AP list to the terminal device 110.
  • the list receiver 111 receives the inside AP list from the AP management server 120.
  • the list collector 112 collects an accessible AP list including accessible APs based on the current location of the terminal device 110.
  • the list collector 112 may collect an accessible AP list including AP1 and AP7.
  • the overlap determiner 114 compares the inside AP list and the accessible AP list with each other, so as to determine whether there is an overlap AP between the two lists.
  • the location decider 115 may decide that the terminal device 110 is located within a company or a predetermined area.
  • the location decider 115 may decide that the terminal device 110 is located within the company or the predetermined area.
  • the location decider 115 may decide that the terminal device 110 is not located within a company or a predetermined area.
  • the terminal device 110 receives an inside AP list from the AP management server 120, collects an accessible AP list, and then compares the inside AP list with the accessible AP list, so as to determine whether there is an overlap AP between the two lists.
  • the terminal device 110 may decide that the terminal device 110 is located within a company or a predetermined area. As a result, it is possible to determine whether the terminal device 110 is located within or out of a company (predetermined area).
  • the terminal device 110 may further include an AP determiner 116 and an access controller 117.
  • the AP determiner 116 determines whether an access target AP, which the terminal device 110 wants to access, is an AP included in the inside AP list.
  • the AP determiner 116 may extract a Service Set Identifier (SSID) and a Media Access Control (MAC) address of the access target AP, and may then determine, based on the extracted SSID and MAC address, whether the access target AP is an AP included in the inside AP list.
  • SSID Service Set Identifier
  • MAC Media Access Control
  • the access controller 117 may allow the terminal device 110 to access the access target AP.
  • the access controller 117 may block the access of the terminal device 110 to the access target AP.
  • a terminal device 110 when it has been determined that a terminal device 110 according to an embodiment of the present invention is located within a company or a predetermined area, the terminal device 110 is allowed to access an access target AP only when the access target AP is an AP included in the inside AP list. As a result, it is possible to guarantee the security within the company or the predetermined area.
  • the terminal device 110 may further include an AP selector 118 and an information transmitter 119.
  • the AP selector 118 selects two or more APs in an order of signal intensities received by the terminal device 110 starting with the largest intensity based on the current location of the terminal device 110 among the multiple APs included in the inside AP list.
  • the information transmitter 119 transmits signal intensity information of the selected APs and AP information of the selected APs to the AP management server 120.
  • the AP management server 120 can calculate the current location of the terminal device 110 based on the received signal intensity information and the AP information.
  • the AP management server 120 manages a database, which stores location information of multiple APs included in the inside AP list, a signal intensity of an AP received at a predetermined location, and distance information between the AP and the predetermined location according to the signal intensity. Further, when receiving the signal intensity information and the AP information from the terminal device 110, the AP management server 120 can calculate the locations of the selected APs and the distances between the selected APs and the terminal device 110 based on the database, and then calculate the current location of the terminal device 110.
  • the AP management server 120 may manage a database storing location information of multiple APs located within a company or a predetermined area.
  • the database may store an intensity of a signal of an AP received at a selected location and information of a distance between the AP and the selected location according to the intensity of the signal.
  • the database may store -95 dBm and 10 m in a manner matching them to each other.
  • the AP selector 118 may select two or more APs in an order of signal intensities received by the terminal device 110 starting with the largest intensity based on the current location of the terminal device 110 among the multiple APs included in the inside AP list.
  • the AP selector 118 may select AP1, AP2, and AP4.
  • the information transmitter 119 may transmit signal intensity information of the selected AP1, AP2, and AP4 and AP information of the selected AP1, AP2, and AP4 to the AP management server 120.
  • the AP management server 120 can obtain the locations of AP1, AP2, and AP4. Also, with reference to the database and based on the signal intensity information of the AP1, AP2, and AP4 received from the terminal device 110, the AP management server 120 can obtain the distance information between the terminal device 110 and AP1, AP2, and AP4.
  • the AP management server 120 may calculate the current location of the terminal device 110.
  • the AP management server 120 may calculate the current location of the terminal device 110 by using the triangulation method.
  • a terminal device 110 not only can determine whether the terminal device 110 is located within or out of a company (or a predetermined area), but also can help the AP management server 120 to obtain an exact location within the company or the predetermined area by transmitting AP information of an AP having a strong signal intensity and signal intensity information of the AP to the AP management server 120 when the terminal device 110 is located within the company or the predetermined area.
  • FIG. 2 is a flowchart illustrating a method of accessing an AP by a terminal device according to an embodiment of the present invention.
  • step S210 the terminal device receives an inside AP list, which includes a plurality of APs located within a company or a predetermined area, from an AP management server.
  • step S220 the terminal device collects an accessible AP list including accessible APs based on a current location of the terminal device.
  • step S230 the terminal device compares the inside AP list and the accessible AP list with each other, so as to determine whether the terminal device is located within the company or the predetermined area.
  • step S230 may include a step of determining whether there is an overlap AP between the inside AP list and the accessible AP list and a step of deciding that the terminal device is located within the company (or the predetermined area) when it has been determined that there is an overlap AP between the inside AP list and the accessible AP list.
  • the method of accessing an AP by a terminal may further include: a step of determining whether an access target AP, which the terminal device wants to access, is an AP included in the inside AP list; and a step of allowing the terminal device to access the access target AP when it has been determined that the access target AP is an AP included in the inside AP list.
  • the method of accessing an AP by a terminal may further include a step of blocking the access of the terminal device to the access target AP.
  • the step of determining whether an access target AP, which the terminal device wants to access, is an AP included in the inside AP list may include a step of extracting a Service Set Identifier (SSID) and a Media Access Control (MAC) address of the access target AP, and then determining, based on the extracted SSID and MAC address, whether the access target AP is an AP included in the inside AP list.
  • SSID Service Set Identifier
  • MAC Media Access Control
  • the method of accessing an AP by a terminal may further include: a step of selecting two or more APs in an order of signal intensities received by the terminal device starting with the largest intensity based on the current location of the terminal device among the multiple APs included in the inside AP list; and a step of transmitting signal intensity information of the selected APs and AP information of the selected APs to the AP management server.
  • the AP management server may calculate the current location of the terminal device based on the received signal intensity information and the received AP information.
  • the AP management server manages a database, which stores location information of multiple APs included in the inside AP list, a signal intensity of an AP received at a predetermined location, and distance information between the AP and the predetermined location according to the signal intensity. Further, when receiving the signal intensity information and the AP information from the terminal device, the AP management server can calculate the locations of the selected APs and the distances between the selected APs and the terminal device based on the database, and then calculate the current location of the terminal device.
  • An AP access method of a terminal device may be implemented in the form of program commands executable by various computer means and may be recorded in a computer-readable media.
  • the computer-readable media may include program commands, data files, data structures, etc. either each alone or in combination thereof.
  • the program commands recorded in the media may be either specially designed or constructed for the present invention or publicly available by one skilled in the art.
  • such a computer-readable media may include magnetic media, such as a hard disc, a floppy disc, and a magnetic tape, optical media, such as a CD-ROM and a DVD, magneto-optical media, such as a floptical disc, and hardware devices specially constructed to store and execute programs, such as a RAM, a ROM, a flash memory.
  • Examples of the program commands include not only machine codes made by a compiler but also high class language codes executable by a computer using an interpreter.
  • the hardware devices may be configured to operate as one or more software modules in order to perform the operation of the present invention, and vice versa.

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Mobile Radio Communication Systems (AREA)
PCT/KR2012/006130 2011-08-09 2012-08-01 Terminal device and access point access method of the terminal device WO2013022213A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2011-0079117 2011-08-09
KR1020110079117A KR101338001B1 (ko) 2011-08-09 2011-08-09 단말 장치 및 상기 단말 장치의 액세스 포인트 접속 방법

Publications (1)

Publication Number Publication Date
WO2013022213A1 true WO2013022213A1 (en) 2013-02-14

Family

ID=47668672

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2012/006130 WO2013022213A1 (en) 2011-08-09 2012-08-01 Terminal device and access point access method of the terminal device

Country Status (2)

Country Link
KR (1) KR101338001B1 (ko)
WO (1) WO2013022213A1 (ko)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015073544A3 (en) * 2013-11-12 2015-10-29 Qualcomm Incorporated Methods and apparatuses for delivering assistance data from a server to a device identifying virtual access points
WO2016029390A1 (zh) * 2014-08-27 2016-03-03 华为技术有限公司 一种ac、sta、ap及控制方法
US9983291B2 (en) 2014-11-10 2018-05-29 Qualcomm Incorporated Methods, apparatuses, and devices for mobile device position estimation using virtual access points

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101888764B1 (ko) * 2016-12-06 2018-08-14 에이티온 주식회사 LoRa망을 이용하여 저 전력으로 위치를 측정하는 시스템 및 방법
CN108519579B (zh) * 2018-03-29 2021-11-16 吴帮 基于区间重叠度分析优选AP的WiFi指纹定位方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008271063A (ja) * 2007-04-19 2008-11-06 Hitachi Ltd 移動体端末、無線ｌａｎ装置、無線ｌａｎ接続設定方法
KR20110007872A (ko) * 2009-07-17 2011-01-25 주식회사 엘지유플러스 액세스 포인트를 측위 지표로 이용하는 ＷｉＦｉ 기반 시스템 및 그 제어 방법
KR20110065272A (ko) * 2009-12-09 2011-06-15 한국전자통신연구원 무선랜 기반 측위 시스템에서 단말의 위치 계산 장치 및 방법

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4992272B2 (ja) 2006-03-30 2012-08-08 富士通株式会社 呼制御サーバ

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008271063A (ja) * 2007-04-19 2008-11-06 Hitachi Ltd 移動体端末、無線ｌａｎ装置、無線ｌａｎ接続設定方法
KR20110007872A (ko) * 2009-07-17 2011-01-25 주식회사 엘지유플러스 액세스 포인트를 측위 지표로 이용하는 ＷｉＦｉ 기반 시스템 및 그 제어 방법
KR20110065272A (ko) * 2009-12-09 2011-06-15 한국전자통신연구원 무선랜 기반 측위 시스템에서 단말의 위치 계산 장치 및 방법

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015073544A3 (en) * 2013-11-12 2015-10-29 Qualcomm Incorporated Methods and apparatuses for delivering assistance data from a server to a device identifying virtual access points
CN105850200A (zh) * 2013-11-12 2016-08-10 高通股份有限公司 用于将识别虚拟接入点的辅助数据从服务器递送到装置的方法和设备
JP2017500589A (ja) * 2013-11-12 2017-01-05 クゥアルコム・インコーポレイテッドＱｕａｌｃｏｍｍ Ｉｎｃｏｒｐｏｒａｔｅｄ サーバから仮想アクセスポイントを識別するデバイスに支援データを送達するための方法および装置
US9588216B2 (en) 2013-11-12 2017-03-07 Qualcomm Incorporated Method and apparatus for delivering assistance data from a server to a device identifying virtual access points
WO2016029390A1 (zh) * 2014-08-27 2016-03-03 华为技术有限公司 一种ac、sta、ap及控制方法
US10813045B2 (en) 2014-08-27 2020-10-20 Huawei Technologies Co., Ltd. Access controller, station, access point, and control method
US9983291B2 (en) 2014-11-10 2018-05-29 Qualcomm Incorporated Methods, apparatuses, and devices for mobile device position estimation using virtual access points

Also Published As

Publication number Publication date
KR20130016912A (ko) 2013-02-19
KR101338001B1 (ko) 2013-12-06

Similar Documents

Publication Publication Date Title
WO2012005468A2 (ko) 측위용 액세스 포인트를 이용한 위치 측위 방법과 그를 위한 장치, 시스템 및 액세스 포인트
WO2011162583A2 (ko) 인빌딩 전파 환경 맵 생성 방법과 그를 위한 장치
WO2012005466A2 (ko) 무선랜 신호를 이용한 측위 오차 판별 방법 및 장치
WO2012053790A2 (ko) 주변 무선랜 신호를 관리하는 방법과 그를 위한 장치, ａｐ, 측위 서버 및 단말기
WO2011053078A2 (en) Apparatus and method for accessing a network in a wireless terminal
WO2012053791A2 (ko) 로그 데이터를 이용한 ａｐ 위치 추정 방법과 그를 위한 장치 및 단말기
WO2013022213A1 (en) Terminal device and access point access method of the terminal device
WO2012005469A2 (ko) 이동통신단말기 측위 장치 및 그 장치의 무선랜 정보 구축 방법, 이동통신단말기 측위 서버 및 그 서버의 구동 방법
WO2021206476A1 (ko) 무선 통신 시스템에서 인증된 네트워크 슬라이스를 제공하는 방법 및 장치
WO2012005467A2 (ko) 무선랜 기반 측위를 위한 데이터베이스 갱신 방법 및 장치
WO2013187658A1 (ko) 과부하 지역의 네트워크 부하 저감 정책 운영 방법 및 시스템과 기록매체
WO2013036014A2 (en) Apparatus and method for setting channel in wireless network
WO2013122418A1 (en) Method and apparatus for supporting device-to-device communications
WO2012086946A2 (ko) Ｗｉｒｅｌｅｓｓ ｌａｎ 서비스를 위한 액세스 포인트를 이용한 위치 측정 방법 및 장치와 액세스 포인트의 위치 좌표 추정 방법
WO2013109015A1 (ko) 다중 네트워크 기반 데이터 동시 전송 방법 및 이에 적용되는 장치
WO2011053061A2 (en) Method and apparatus for video communication
WO2013081254A1 (ko) 시스템 정보 제공 장치 및 그 방법
WO2017026792A1 (ko) 무선 통신 시스템에서 단말의 위치를 추정하기 위한 장치 및 방법
WO2013172689A1 (ko) 실내 측위 시스템 및 그를 위한 장치 및 방법
WO2017003094A1 (ko) 위치 기반 서비스 제공 방법 및 시스템
WO2011122873A2 (ko) ｐＣｅｌｌ 측위를 위한 데이터베이스 갱신 방법 및 장치
WO2011078487A2 (en) Method for assigning and managing reference signals in a multi-cell environment, and network device and terminal for applying the method
WO2013100582A1 (ko) 무선 통신 시스템 및 그 무선 통신 시스템에서 과부하 제어를 위한 ｒｒｃ 연결 방법
WO2013066111A1 (ko) 무선 통신 장치의 장치 식별 정보를 이용한 컨텐츠 표시 방법, 컨텐츠 제공 방법, 상기 컨텐츠 표시 방법을 수행하는 사용자 단말 및 상기 컨텐츠 제공 방법을 수행하는 컨텐츠 제공 시스템
WO2016035929A1 (ko) 크라우드 네트워크를 이용한 위치 관제 시스템

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 12822942

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 12822942

Country of ref document: EP

Kind code of ref document: A1